.flex {
    display: flex;
    &.between {
        justify-content: space-between;
    }
    &.evenly {
        justify-content: space-evenly;
    }
    &.row {
        flex-direction: row;
    }
    &.nowrap {
        flex-wrap: no-wrap;
    }
    &.wrap {
        flex-wrap: wrap;
    }
}
.sticky {
    position: sticky;
}
.grid {
    display: grid;
}
.fixed {
    position:fixed;
    &.bottom {
        bottom: 0;
        left: 0;
        right: 0;
    }
}
.circle-mod {
        width: 100%;
        margin-top: 40rpx;
        // height: 1828rpx;
        background: #ffffff;
        border-radius: 26rpx 26rpx 0rpx 0rpx;
}